SCPH-7501 PlayStation 1 MM3 modchip installation (PU-22 NTSC board) - William Quade
Ps1 - MM3 with Breakout PCB – ModzvilleUSA
Help I tried to solder the mm3 mod chip however my pal scph 5502 ps1 still doesn't read cdr's or us games. BTW this is my first time soldering so it's pretty
Darthsternie on Twitter: "Anybody who knows anything about PS1 Modchips able to help me tell what this modchip could be? I can't these solder points anywhere online. It's a PSOne with 12c508A
PU-23 MM3 modchip installation diagram - William Quade